Stair Tool Upholstrey Brush Designed to Fit Dyson DC24 DC25 DC27 DC33 Vacuum Cleaners 4YourHome compatible Dyson vacuum cleaner stair tool Premium quality replacement upholstery and stair tool Fits the following models - DC24, DC25, DC27, DC33 Alternative to part number - 915100-01, 915100-02 Dimensions: Tool - 4 5/8